Train Control Systems 30 AWG Decoder Wire Gray 10 ft - 1203

Train Control Systems (TCS) 30 AWG Decoder Wire is the trusted standard for clean, reliable DCC decoder installations and miniature electronics work in model railroading. Designed for tight-space wiring, this ultra-fine wire is ideal for decoder installs, lighting leads, and custom wiring where flexibility, control, and consistency matter most.

Engineered specifically for model railroad applications, TCS 30 AWG wire routes easily around frames, motors, weights, and drive components without fighting stiff insulation or bulky jackets. The fine stranded construction helps create neat wire runs, reduces clutter inside locomotive shells, and supports dependable solder joints during installation and future servicing.

Why Modelers Choose TCS 30 AWG Decoder Wire

• Ideal for DCC installs: perfect gauge for decoder wiring, lighting, and function outputs
• Ultra-flexible insulation: designed for tight clearances in HO, N, and Z scale locomotives
• Clean soldering performance: tins easily for reliable electrical connections
• Multiple color options: supports organized installs and easy troubleshooting
• Installer-friendly lengths: available in sizes suitable for single or multiple projects

Great For

• Hard-wired DCC decoder installations and custom harness work
• LED headlights, ditch lights, marker lights, beacons, and interior lighting
• Extending or replacing motor leads and track pickup wiring
• Repairing brittle or damaged factory-installed wires
• Precision wiring in compact locomotive shells and tenders

When details matter, the right wire makes a difference. TCS 30 AWG decoder wire helps deliver professional-quality installs with clean routing, dependable performance, and long-term reliability—whether you’re upgrading a single locomotive or wiring an entire fleet.

Looking for additional colors or lengths? Browse the full selection here: Train Control Systems 30 AWG Wire Collection .